CN101680364A - Device for directly measuring on a piston the effective volumetric ratio of a variable compression ratio engine - Google Patents

Device for directly measuring on a piston the effective volumetric ratio of a variable compression ratio engine Download PDF

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Publication number
CN101680364A
CN101680364A CN200880020204A CN200880020204A CN101680364A CN 101680364 A CN101680364 A CN 101680364A CN 200880020204 A CN200880020204 A CN 200880020204A CN 200880020204 A CN200880020204 A CN 200880020204A CN 101680364 A CN101680364 A CN 101680364A
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China
Prior art keywords
piston
variable compression
compression ratio
cylinder
target
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CN200880020204A
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Chinese (zh)
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CN101680364B (en
Inventor
维亚内·拉比
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MEC 5 Development SA
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维亚内·拉比
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/048—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable crank stroke length
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
    • F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
    • F01B9/04—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft
    • F01B9/047—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with rotary main shaft other than crankshaft with rack and pinion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/08—Safety, indicating or supervising devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/02—Varying compression ratio by alteration or displacement of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

The invention relates to a device for measuring the effective volumetric ratio of at least one cylinder in a variable compression-ratio engine, that comprises at least one target passage sensor (91) attached on the cylinder casing (100) and detecting the passage of at least one target (92) connected to the piston (2) of the engine, the target passage sensor interacting with at least one angular position sensor of the crankshaft (93) of the engine, and one calculator (94).

Description

On piston, directly measure the device of the actual volume ratio of variable compression ratio engine
Technical field
The present invention relates to a kind of device of actual volume ratio of at least one cylinder that can on piston, directly measure variable compression ratio engine, this device comprises at least one sensor and the computer on the cylinder seat that is connected to described motor, described sensor is fixed to the stroke of at least one target on the piston of described motor, and at least one angular orientation piston sensor of the bent axle of described sensor and described motor cooperatively interacts.
Background technique
The applicant's International Patent Application WO 98/51911, WO00/31377, WO03/008783 discloses the multiple mechanical device of variable displacement formula engine.
It should be noted that, the applicant's International Patent Application WO 98/51911 has been described a kind of device, this device is used to improve the total efficiency of using internal-combustion piston engine under changing load and speed, and their effective displacement of its on-stream cooperation and/or their volume are recently reached.Because those skilled in the art has known that such motor is called " variable compression ratio engine ", therefore, hereinafter will adopt this title.
It should be noted that, International Patent Application WO 00/31377 according to the applicant, the mechanical transmission of variable compression ratio engine comprises piston, this piston base is fixed on the driving component, this driving component cooperatively interacts with rolling guide device on the one hand, cooperatively interact with the gear that is fixed on the connecting rod on the other hand, make it possible to transmitting movement between described piston and described connecting rod.
It should be noted that, International Patent Application WO 00/008783 according to the applicant, the mechanical transmission of variable compression ratio engine comprises at least one cylinder, piston moves therein and piston base is fixed on the driving component, this driving component cooperatively interacts by small-size rack and rolling guide device on the one hand, cooperatively interacts by another large-scale tooth bar and the gear that is fixed on the connecting rod on the other hand.
The mechanical transmission of described variable compression ratio engine also comprises: at least one control tooth bar that cooperatively interacts with gear, with piston and the device that provides the driving component that clamps prestressing force (clamping prestress) to be connected, can make the connection set of the tooth portion enhancing of tooth bar, and the device that makes gear structure strengthen and alleviate.
As can be seen, according to International Patent Application WO 98/51911 and PCT/FR2007/000149, the compression ratio of variable compression ratio engine is regulated by the control hydraulic jack, the motion of control hydraulic jack is provided by the power that the inertia of moving member and engine back pressure produce, and described engine back pressure is applied on the control tooth bar that described jack fixes.
It should be noted that, patent application WO98/51911 according to the applicant, WO2005/098219 and FR06/00708 can sensors configured measure the position of the control tooth bar of variable compression ratio engine, with the control computer with the described motor of position informing of described control tooth bar.
It should be noted that in aforementioned all patent applications and patent of the applicant, the moving element that the power transmission of variable compression ratio engine comprises is more than traditional fixedly compression ratio engine.This special feature makes the size of chain elongated, and piston depends on the size of chain with respect to the position of cylinder head.
Yet, it should be noted that, the applicant's french patent application 06/00708 has been described a kind of initial adjustment device of cylinder compression ratio one by one, this device can be applied on the variable compression ratio engine at its assembly process especially, and might make the dispersion of the compression ratio between the cylinder of and same motor reduce to minimum.
Consider following factor: the total backlash that works between a large amount of moving elements in the variable compression ratio engine, the described parts, extend in the difference between the described parts under the variable-operation temperature, may be at the contact surface of the described parts of described motor length of life through frayed and action of rust, therefore can not guarantee volume ratio by the described motor of sensor report, described sensor measurement correctly with the actual volume of described motor position than the control tooth bar of corresponding described motor.
Summary of the invention
For head it off, can be directly on piston, measure the actual volume ratio of at least one cylinder of variable compression ratio engine according to device of the present invention, described piston can be done reciprocal translational motion in described cylinder simultaneously.
Therefore, might piston be existed based on the collection of two kinds of signals and the result of COMPUTER CALCULATION according to device of the present invention " upper dead center " (TDC) with respect to the control system of the effective height of described engine cylinder cover notice variable compression ratio engine.
Therefore, might greatly improve the measurement reliability of the actual volume ratio of described motor according to device of the present invention, wherein:
-at the height of directly measuring described piston during described engine operation on the piston of variable compression ratio engine, each parts that might reduce described motor for want of conformity and error of causing when expanding, lacking the expansion conformity can cause at described motor " upper dead center " (TDC) piston position and the difference between described motor " upper dead center " piston active position (TDC), described piston position is based on by the position calculation of the control tooth bar that is directly installed on the sensor determination on the described tooth bar, and the actual volume of described motor ratio depends on described piston active position.
-at the height of directly measuring described piston during described engine operation on the piston of variable compression ratio engine, the error that might reduce the variation of working clearance between each parts of described motor and cause, the variation of described gap can cause at described motor " upper dead center " (TDC) piston position and the difference between described motor " upper dead center " piston active position (TDC), described piston position is based on by the position calculation of the control tooth bar that is directly installed on the sensor determination on the described tooth bar, and the actual volume of described motor ratio depends on described piston active position.
-at the height of directly measuring described piston during described engine operation on the piston of variable compression ratio engine, each parts that might reduce described motor are because wearing and tearing, action of rust or distortion and the error that causes, described wearing and tearing, action of rust or distortion can cause at described motor " upper dead center " (TDC) piston position and the difference between described motor " upper dead center " piston active position (TDC), described piston position is based on by the position calculation of the control tooth bar that is directly installed on the sensor determination on the described tooth bar, and the actual volume of described motor ratio depends on described piston active position.
Therefore, device according to the present invention is directly measured described motor actual volume ratio during operation on the piston of described motor, will improve the measurement reliability and the accuracy of the volume ratio of variable compression ratio engine, and is possible like this:
-significantly reduce with the actual volume ratio of variable compression ratio engine and measure relevant inexactness, no matter whether described inexactness is with to lack the expansion conformity relevant, or deny relevant with the gap of working and the size of the modification in the gap of working and described motor moving element;
The risk of the deflagrability of-minimizing abnormal combustion, if too high volume ratio is applied to variable compression ratio engine, described detonation will take place, because the actual volume ratio of described motor is not represented in the measurement of the volume ratio of described motor, therefore, described detonation meeting damages described motor;
-make the efficiency optimization of variable compression ratio engine by the measurement of actual volume ratio, make it more reliable, and might near but can not arrive the detonation limit.
The device that might measure according to the actual volume ratio of at least one cylinder of variable compression ratio engine of the present invention comprises at least one target stroke sensor and computer, described sensor is connected on the cylinder seat and is positioned at the rolling surface below of the synchronous roller of rolling guide device, described rolling guide device detects the stroke of at least one target of set on the driving component on the piston that is fixed to described motor, and at least one angular position sensor of the bent axle of described target stroke sensor and described motor cooperatively interacts.
Might measure the lip-deep target that comprises the driving component that is arranged on the band small-size rack according to the device of the actual volume ratio of at least one cylinder of variable compression ratio engine of the present invention.
Might measure device according to the actual volume ratio of at least one cylinder of variable compression ratio engine of the present invention comprises by being arranged on the target that hole in the driving component or like constitute.
Might measure device according to the actual volume ratio of at least one cylinder of variable compression ratio engine of the present invention comprises by being fixed to the target that pin on the driving component or like constitute.
Description of drawings
Be described with reference to the accompanying drawing that provides with non-limited way below, might understand the present invention, the advantage that the feature that is proposed and the present invention provide probably better like this.
Figure 1 shows that the critical piece of device of the actual volume ratio that might measure at least one cylinder of the variable compression ratio engine of a modification and the sectional view that in variable compression ratio engine, disposes thereof according to the present invention.
Embodiment
Figure 1 shows that device 90, this device might directly be measured the actual volume ratio of at least one cylinder 110 of variable compression ratio engine on piston 2.
Patent application and patent according to the applicant, variable compression ratio engine comprises mechanical transmission 1, and this mechanical transmission comprises piston 2, is fixed to the driving component 3 on the piston, this driving component cooperatively interacts with rolling guide device 4 on the one hand, cooperatively interacts with gear 5 on the other hand.
Gear 5 cooperatively interacts with the connecting rod 6 that is connected on the bent axle 9, so as between piston 2 and described bent axle 9 transmitting movement.
Gear 5 cooperatively interacts back to driving component 3 and control tooth bar 7, the vertical position with respect to cylinder seat 100 of control tooth bar 7 is controlled by control gear 12, this control gear comprises control jack 8, and jack piston 13 guides in lift cylinder 112, and lift cylinder is arranged in the cylinder seat 100.Control jack 8 by last jack bar 10, following jack bar 16, jack piston 13 and controlling rod 20 are formed.
Be fixed on the wherein surface of the driving component 3 on the piston 2 the first large-scale tooth bar 35 is set, the tooth portion 34 of this large-scale tooth bar and the tooth portion 51 of gear 5 cooperatively interact.
The small-sized tooth portion 38 that comprises second tooth bar, 37, the second tooth bars back to first tooth bar, 35 driving components 3 and the tooth portion of the roller 40 of rolling guide device 4 cooperatively interact.
Cylinder seat 100 is fixed on the supporting member 41 of band tooth bar 46, and described tooth bar 46 makes the motion of roller 40 of rolling guide device 4 and the synchronized movement of piston 2.
The device 90 that might measure according to the actual volume ratio of at least one cylinder 110 of variable compression ratio engine of the present invention comprises at least one the target stroke sensor 91 that is connected on the cylinder seat 100.
The device 90 that might measure according to the actual volume ratio of at least one cylinder 110 of variable compression ratio engine of the present invention comprises at least one target 92 that is fixed on the piston 2.Target stroke sensor 91 is designed to detect the stroke that is fixed to this target 92 on the piston 2.
Might measure at least one angular position sensor and at least one computer 94 that comprise bent axle 93 according to the device 90 of the actual volume ratio of at least one cylinder 110 of variable compression ratio engine of the present invention.
Target stroke sensor 91 is designed to cooperatively interact with the angular position sensor and the computer 94 of bent axle 93.
Target stroke sensor 91 is positioned at the rolling surface below of synchronous roller 40 of the rolling guide device 4 of variable compression ratio engine.
Being fixed to target 92 on the piston 2 is positioned on the driving component 3 of mechanical transmission 1 of variable compression ratio engine.
Target 92 is positioned on the surface of the driving component 3 of being with small-size rack 37, and described small-size rack is back to the tooth portion 34 of the first large-scale tooth bar 35.
Target 92 can be made of the hole or the like that are arranged in the driving component 3.
Target 92 also can be made of the pin or the like that are fixed on the driving component 3.
The target stroke sensor 91 that is connected on the cylinder seat 100 is based on " Hall " (Hall) effect principle.
As modification, target stroke sensor 91 can be made of the coil that current cycle is flowed through, and this electric current can detect the stroke of target 92, and when target described electric current described coil of flowing through during by described coil front, described target 92 is made of the material that produces magnetic field.
According to another embodiment, target stroke sensor 91 can be made of the coil of two overlappings that limit miniature current transformer, and the conversion ratio of electric current might detect the stroke of target 92, and described target is made of magnetic material.
According to another embodiment, target stroke sensor 91 can be capacitive or well known to a person skilled in the art the optical acquistion sensor of other type.
Operation
The operation of device 90 of actual volume ratio of at least one cylinder 110 of might be on piston 2 directly measuring variable compression ratio engine is as follows:
When variable compression ratio engine turned round, piston 2 moved back and forth between dead point (TDC) and the lower dead centre (BDC) thereof thereon.
Therefore, the target 92 that is fixed on the piston 2 can forward the each upstroke of described piston 2 in its cylinder 110 and each down stroke in target stroke sensor 91 fronts to.
When described target 92 is passed through in target stroke sensor 91 fronts, computer 94 receives corresponding signal, and the signal that transmits via crank angle position sensor 93 of record, this crank angle position is corresponding to the stroke in the described target 92 of target stroke sensor 91 fronts.
Target 92 is with respect to the position at piston 2 tops, the rule that target stroke sensor 91 changes with the angular orientation of bent axle 9 with respect to the height of the position of cylinder head (not shown) and piston 2 is all in the storage that is previously recorded in computer 94, when piston 2 has arrived its upper dead center (TDC), described computer can be determined the position of the top of piston 2 with respect to cylinder head, therefore determines the actual volume ratio of motor.
It should be noted that, at assembly process, simple technological scheme is, be arranged on each cylinder of variable compression ratio engine known and by the volume ratio of suitable metering mechanism or any other device recording, rather than the top of measurement and recording and analyses 2 and distance between the target 92 and the distance between target stroke sensor 91 and the cylinder head.
In case each cylinder 110 of described motor is in described known volume ratio, motor will rotate, computer 94 then can be the volume ratio of each cylinder 110 of described motor at described cylinder 110, opening relationships clearly between the angular orientation of the travel point of the target 92 of the piston 2 of the described cylinder 110 of target stroke sensor 91 fronts and the bent axle 9 of described motor.
In case after knowing this relation, computer 94 can calculate the actual volume ratio of each cylinder 110 at any time.
In addition, should be appreciated that above narration and can not limit scope of the present invention only by way of example by any way, is not breaking away under the protection domain situation of the present invention, the user can replace described implementation detail with any other equivalent.

Claims (4)

1. the device of the actual volume ratio of at least one cylinder (110) that can measure variable compression ratio engine, it is characterized in that, described device comprises and is connected at least one target stroke sensor (91) of rolling surface below that the synchronous roller (40) of rolling guide device (4) was gone up and be positioned to cylinder seat (100), described target stroke sensor is positioned at the stroke of at least one target (92) on the driving component (3) on the piston (2) that is fixed to described motor, described target stroke sensor (91) cooperatively interacts with at least one angular position sensor (93) of the bent axle of described motor, and computer (94).
2. the device of the actual volume ratio of at least one cylinder that can measure variable compression ratio engine as claimed in claim 1 is characterized in that described target (92) is arranged on the surface of the driving component (3) that comprises small-size rack (37).
3. the device of the actual volume ratio of at least one cylinder that can measure variable compression ratio engine as claimed in claim 1 is characterized in that, described target (92) is made of the hole or the like that are arranged in the described driving component (3).
4. the device of the actual volume ratio of at least one cylinder that can measure variable compression ratio engine as claimed in claim 1 is characterized in that, described target (92) is made of the pin or the like that are fixed on the described driving component (3).
CN2008800202044A 2007-04-16 2008-04-16 Device for directly measuring on a piston the effective volumetric ratio of a variable compression ratio engine Active CN101680364B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR0702731A FR2914950B1 (en) 2007-04-16 2007-04-16 DEVICE FOR MEASURING DIRECTLY ON THE PISTON THE EFFECTIVE VOLUMETRIC RATIO OF A VARIABLE COMPRESSION RATE MOTOR.
FR07/02731 2007-04-16
US90778407P 2007-04-17 2007-04-17
US60/907,784 2007-04-17
PCT/FR2008/000530 WO2008145837A1 (en) 2007-04-16 2008-04-16 Device for directly measuring on a piston the effective volumetric ratio of a variable compression ratio engine

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CN101680364A true CN101680364A (en) 2010-03-24
CN101680364B CN101680364B (en) 2012-05-16

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US (1) US8065909B2 (en)
EP (1) EP2173989B1 (en)
JP (1) JP5167339B2 (en)
KR (1) KR101387809B1 (en)
CN (1) CN101680364B (en)
AU (1) AU2008257318B2 (en)
CA (1) CA2681631C (en)
ES (1) ES2527947T3 (en)
FR (1) FR2914950B1 (en)
WO (1) WO2008145837A1 (en)

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CN103026030A (en) * 2010-07-28 2013-04-03 戴姆勒股份公司 Method for operating a reciprocating piston engine
CN103335686A (en) * 2013-07-16 2013-10-02 上海交通大学 Method and device for measuring volume of engine cylinder dynamically
CN107438706A (en) * 2014-12-12 2017-12-05 Mce 5 开发公司 The transmission device of engine, particularly for the transmission device with variable compression ratio and/or the engine of variable displacement
CN109563785A (en) * 2016-05-31 2019-04-02 Avl 里斯脱有限公司 The method and system for being diagnosed and/or being controlled for the conventional engine to alterable compression ratio
CN109653870A (en) * 2017-10-12 2019-04-19 Fev欧洲有限责任公司 VCR reciprocating-piston compressor
CN110892242A (en) * 2017-05-29 2020-03-17 Mce5发展公司 Piston for a targeted internal combustion engine and internal combustion engine comprising such a piston
CN112177771A (en) * 2019-07-05 2021-01-05 伊希欧1控股有限公司 Connecting rod for an internal combustion engine with variable compression
US11371426B2 (en) 2016-05-31 2022-06-28 Avl List Gmbh Reciprocating piston machine and method and device for diagnosing and/or controlling a reciprocating piston machine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2969705B1 (en) * 2010-12-23 2014-04-04 Vianney Rabhi TUBULAR VALVE FOR CONTROLLING AN ENGINE WITH VARIABLE VOLUMETRIC RATIO
FR3051838B1 (en) * 2016-05-24 2018-09-07 MCE 5 Development DEVICE FOR GUIDING A PISTON OF A COMBUSTION PISTON FOR A VARIABLE COMPRESSION RATE MOTOR
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KR20190018822A (en) * 2017-08-16 2019-02-26 현대자동차주식회사 Variable compression ratio device, and the control method thereof
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Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63105244A (en) * 1986-10-22 1988-05-10 Toyota Motor Corp Detecting device for compression ratio in variable compression ratio internal combustion engine
JPH0772515B2 (en) * 1987-07-30 1995-08-02 トヨタ自動車株式会社 Control device for variable compression ratio internal combustion engine
DE4028594A1 (en) * 1990-09-08 1992-03-12 Hella Kg Hueck & Co Compression ratio setter for IC engine - calculates desired value of ratiofrom smoothed readings from detectors of engine and fuel parameters
US5406911A (en) * 1993-08-12 1995-04-18 Hefley; Carl D. Cam-on-crankshaft operated variable displacement engine
FR2763097B1 (en) 1997-05-09 1999-09-03 Vianney Paul Rabhi DEVICE FOR CONTROLLING THE POSITION OF THE CONTROL RACK OF A VARIABLE CYLINDER MOTOR
FR2786530B1 (en) 1998-11-26 2001-01-19 Vianney Rabhi MECHANICAL TRANSMISSION DEVICE FOR A VARIABLE CYLINDER MOTOR
FR2827634B1 (en) 2001-07-18 2003-10-03 Vianney Rabhi IMPROVEMENTS ON MECHANICAL TRANSMISSION DEVICES FOR A VARIABLE CYLINDER ENGINE
JP2004308510A (en) * 2003-04-04 2004-11-04 Toyota Motor Corp Internal combustion engine detecting failure of compression ratio change mechanism for control
JP4103769B2 (en) * 2003-10-23 2008-06-18 トヨタ自動車株式会社 Control device for internal combustion engine
US7028647B2 (en) * 2004-01-09 2006-04-18 Ford Global Technologies, Llc Variable compression ratio connecting rod for internal combustion engine
US6857401B1 (en) * 2004-01-09 2005-02-22 Ford Global Technologies, Llc Variable compression ratio sensing system for internal combustion engine
JP4046086B2 (en) * 2004-01-21 2008-02-13 トヨタ自動車株式会社 Variable compression ratio internal combustion engine
FR2867515B1 (en) * 2004-03-11 2006-06-02 Vianney Rabhi ADJUSTING DEVICE FOR VARIABLE VOLUMETRIC RATIO ENGINE
JP4403885B2 (en) * 2004-06-04 2010-01-27 日産自動車株式会社 Engine with multi-link piston crank mechanism
JP4600074B2 (en) * 2005-02-15 2010-12-15 日産自動車株式会社 Variable compression ratio device for internal combustion engine
JP4492523B2 (en) * 2005-10-31 2010-06-30 トヨタ自動車株式会社 Internal combustion engine with variable compression ratio and valve characteristics
FR2896539B1 (en) 2006-01-26 2008-05-02 Vianney Rabhi PRESS DEVICE FOR MOTOR WITH VARIABLE VOLUMETRIC RATIO.
JP4259569B2 (en) * 2006-11-10 2009-04-30 トヨタ自動車株式会社 Spark ignition internal combustion engine
JP4462283B2 (en) * 2007-03-14 2010-05-12 日産自動車株式会社 ENGINE LOAD ESTIMATION DEVICE AND ENGINE LOAD ESTIMATION METHOD

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CN103026030A (en) * 2010-07-28 2013-04-03 戴姆勒股份公司 Method for operating a reciprocating piston engine
CN103335686A (en) * 2013-07-16 2013-10-02 上海交通大学 Method and device for measuring volume of engine cylinder dynamically
CN107438706B (en) * 2014-12-12 2020-07-07 Mce 5 开发公司 Transmission of an engine, in particular for engines with variable compression ratio and/or variable displacement
CN107438706A (en) * 2014-12-12 2017-12-05 Mce 5 开发公司 The transmission device of engine, particularly for the transmission device with variable compression ratio and/or the engine of variable displacement
CN109563785A (en) * 2016-05-31 2019-04-02 Avl 里斯脱有限公司 The method and system for being diagnosed and/or being controlled for the conventional engine to alterable compression ratio
US11371426B2 (en) 2016-05-31 2022-06-28 Avl List Gmbh Reciprocating piston machine and method and device for diagnosing and/or controlling a reciprocating piston machine
CN109563785B (en) * 2016-05-31 2022-07-22 Avl 里斯脱有限公司 Method and system for diagnosing and/or controlling a reciprocating piston engine with a variable compression ratio, and motor vehicle
US11421587B2 (en) 2016-05-31 2022-08-23 Avl List Gmbh Method and system for diagnosing and/or controlling a reciprocating engine having a variable compression ratio
CN110892242A (en) * 2017-05-29 2020-03-17 Mce5发展公司 Piston for a targeted internal combustion engine and internal combustion engine comprising such a piston
CN110892242B (en) * 2017-05-29 2022-04-29 Mce5发展公司 Piston for a targeted internal combustion engine and internal combustion engine comprising such a piston
CN109653870A (en) * 2017-10-12 2019-04-19 Fev欧洲有限责任公司 VCR reciprocating-piston compressor
CN109653870B (en) * 2017-10-12 2022-04-12 Fev欧洲有限责任公司 VCR reciprocating piston engine
CN112177771A (en) * 2019-07-05 2021-01-05 伊希欧1控股有限公司 Connecting rod for an internal combustion engine with variable compression

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ES2527947T3 (en) 2015-02-02
FR2914950A1 (en) 2008-10-17
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CA2681631A1 (en) 2008-12-04
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US20100107746A1 (en) 2010-05-06
EP2173989B1 (en) 2014-10-15

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